From b6e5e6819fdb69c25285db050b47fbb1fe5aff4e Mon Sep 17 00:00:00 2001
From: Jordan Yates <jordan@embeint.com>
Date: Tue, 29 Apr 2025 14:28:29 +1000
Subject: [PATCH] shields: semtech_sx1262mb2das: reduce SPI frequency

The current frequency of 16 MHz has been observed to result in
communications errors on a nRF5340DK. Since the LoRa PHY bitrate is
measured in kbps, there is no throughput implications from this change.

Signed-off-by: Jordan Yates <jordan@embeint.com>
---
 .../shields/semtech_sx1262mb2das/semtech_sx1262mb2das.overlay   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/boards/shields/semtech_sx1262mb2das/semtech_sx1262mb2das.overlay b/boards/shields/semtech_sx1262mb2das/semtech_sx1262mb2das.overlay
index fd54db448fd..553d296e5aa 100644
--- a/boards/shields/semtech_sx1262mb2das/semtech_sx1262mb2das.overlay
+++ b/boards/shields/semtech_sx1262mb2das/semtech_sx1262mb2das.overlay
@@ -17,7 +17,7 @@
 	lora_semtech_sx1262mb2das: sx1262@0 {
 		compatible = "semtech,sx1262";
 		reg = <0>;
-		spi-max-frequency = <16000000>;
+		spi-max-frequency = <DT_FREQ_M(8)>;
 		label = "SX1262";
 		reset-gpios = <&arduino_header 0 GPIO_ACTIVE_LOW>;
 		busy-gpios = <&arduino_header 9 GPIO_ACTIVE_HIGH>;